Home / 27,060.75-37,353.96-20,365.70

Finding the Fourth Proportional to 27,060.75, 37,353.96 and 20,365.70

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Solution

The fourth proportional to 27,060.75, 37,353.96 and 20,365.70 is: 28,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060.75 : 37,353.96 = 20,365.70 : x
  2. Step 2: Convert to fraction form
    27,060.75/37,353.96 = 20,365.70/x
  3. Step 3: Cross multiply
    27,060.75x = 37,353.96 × 20,365.70
  4. Step 4: Simplify right side
    27,060.75x = 760,739,356.40
  5. Step 5: Solve for x
    x = 760,739,356.40/27,060.75
  6. Step 6: Final answer
    x = 28,112.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.